From: Zeng L. <zen...@cn...> - 2014-04-25 02:51:35
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Add EPERM errno test for setegid(2). Signed-off-by: Zeng Linggang <zen...@cn...> --- runtest/ltplite | 1 + runtest/stress.part3 | 1 + runtest/syscalls | 1 + testcases/kernel/syscalls/.gitignore | 1 + testcases/kernel/syscalls/setegid/setegid02.c | 99 +++++++++++++++++++++++++++ 5 files changed, 103 insertions(+) create mode 100644 testcases/kernel/syscalls/setegid/setegid02.c diff --git a/runtest/ltplite b/runtest/ltplite index ebe171e..597304d 100644 --- a/runtest/ltplite +++ b/runtest/ltplite @@ -733,6 +733,7 @@ setgid02 setgid02 setgid03 setgid03 setegid01 setegid01 +setegid02 setegid02 setgroups01 setgroups01 setgroups02 setgroups02 diff --git a/runtest/stress.part3 b/runtest/stress.part3 index b21e44b..c52755e 100644 --- a/runtest/stress.part3 +++ b/runtest/stress.part3 @@ -637,6 +637,7 @@ setgid02 setgid02 setgid03 setgid03 setegid01 setegid01 +setegid02 setegid02 setgroups01 setgroups01 setgroups02 setgroups02 diff --git a/runtest/syscalls b/runtest/syscalls index fb3e59f..75ff60b 100644 --- a/runtest/syscalls +++ b/runtest/syscalls @@ -974,6 +974,7 @@ setgid03 setgid03 setgid03_16 setgid03_16 setegid01 setegid01 +setegid02 setegid02 sgetmask01 sgetmask01 diff --git a/testcases/kernel/syscalls/.gitignore b/testcases/kernel/syscalls/.gitignore index d5c7bac..4a7cbc7 100644 --- a/testcases/kernel/syscalls/.gitignore +++ b/testcases/kernel/syscalls/.gitignore @@ -756,6 +756,7 @@ /setdomainname/setdomainname02 /setdomainname/setdomainname03 /setegid/setegid01 +/setegid/setegid02 /setfsgid/setfsgid01 /setfsgid/setfsgid01_16 /setfsgid/setfsgid02 diff --git a/testcases/kernel/syscalls/setegid/setegid02.c b/testcases/kernel/syscalls/setegid/setegid02.c new file mode 100644 index 0000000..08a287f --- /dev/null +++ b/testcases/kernel/syscalls/setegid/setegid02.c @@ -0,0 +1,99 @@ +/* + * Copyright (c) 2014 Fujitsu Ltd. + * Author: Zeng Linggang <zen...@cn...> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it would be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +/* + * DESCRIPTION + * The calling process is not privileged and euid is not appropriate, + * EPERM should return. + */ + +#include <errno.h> +#include <pwd.h> +#include "test.h" +#include "usctest.h" +#include "safe_macros.h" + +char *TCID = "setegid02"; +int TST_TOTAL = 1; + +static int exp_enos[] = { EPERM, 0 }; +static void setup(void); +static void setegid_verify(void); +static void cleanup(void); + +static struct passwd *ltpuser; + +int main(int argc, char *argv[]) +{ + int lc; + char *msg; + + msg = parse_opts(argc, argv, NULL, NULL); + if (msg != NULL) + tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); + + setup(); + + for (lc = 0; TEST_LOOPING(lc); lc++) { + tst_count = 0; + setegid_verify(); + } + + cleanup(); + tst_exit(); +} + +static void setup(void) +{ + tst_require_root(NULL); + + tst_sig(NOFORK, DEF_HANDLER, cleanup); + + TEST_PAUSE; + + ltpuser = SAFE_GETPWNAM(cleanup, "nobody"); + + SAFE_SETEUID(cleanup, ltpuser->pw_uid); + + TEST_EXP_ENOS(exp_enos); +} + +static void setegid_verify(void) +{ + TEST(setegid(ltpuser->pw_gid)); + + if (TEST_RETURN != -1) { + tst_resm(TFAIL, "setegid(%d) succeeded unexpectedly", + ltpuser->pw_gid); + return; + } + + if (TEST_ERRNO == EPERM) { + tst_resm(TPASS | TTERRNO, "setegid failed as expected"); + } else { + tst_resm(TFAIL | TTERRNO, + "setegid failed unexpectedly; expected: %d - %s", + EPERM, strerror(EPERM)); + } +} + +static void cleanup(void) +{ + if (seteuid(0) < 0) + tst_resm(TWARN | TERRNO, "seteuid failed"); + + TEST_CLEANUP; +} -- 1.8.4.2 |